gfwleak/mesa-platform-quic
Archived
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

🐞 fix(quic version len): 增加包长判断，避免读越界

Browse Source
This commit is contained in:
yangwei
2023-07-26 19:20:58 +08:00
parent bfeae04470
commit 479fd1a771
2 changed files with 7 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/quic_entry.cpp
View File

@@ -321,6 +321,8 @@ extern "C" long long QUIC_FLAG_CHANGE(char* flag_str)
extern "C" void QUIC_DESTROY(void) extern "C" void QUIC_DESTROY(void)
{ {
MESA_destroy_runtime_log_handle(g_quic_param.logger);
g_quic_param.logger = NULL;
return ; return ;
} }

5
src/quic_process.cpp
View File

@@ -737,6 +737,11 @@ enum QUIC_VERSION is_quic_protocol(const char *payload, int payload_len, int *pa
enum QUIC_VERSION quic_version=QUIC_VERSION_UNKNOWN; enum QUIC_VERSION quic_version=QUIC_VERSION_UNKNOWN;
unsigned char frame_type=(unsigned char)(payload[0]); unsigned char frame_type=(unsigned char)(payload[0]);
if(payload_len<=4)
{
return QUIC_VERSION_UNKNOWN;
}
if(frame_type&QUIC_LONG_HEADER_MASK) if(frame_type&QUIC_LONG_HEADER_MASK)
{ {
quic_version=identify_quic_version(payload, payload_len, payload_offset); quic_version=identify_quic_version(payload, payload_len, payload_offset);